1 <?php

     2 /**

     3  * Zend Framework

     4  *

     5  * LICENSE

     6  *

     7  * This source file is subject to the new BSD license that is bundled

     8  * with this package in the file LICENSE.txt.

     9  * It is also available through the world-wide-web at this URL:

    10  * http://framework.zend.com/license/new-bsd

    11  * If you did not receive a copy of the license and are unable to

    12  * obtain it through the world-wide-web, please send an email

    13  * to license@zend.com so we can send you a copy immediately.

    14  *

    15  * @category   Zend

    16  * @package    Zend_Captcha

    17  * @subpackage Adapter

    18  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    19  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    20  */

    21 

    22 /** @see Zend_Captcha_Word */

    23 require_once 'Zend/Captcha/Word.php';

    24 

    25 /** @see Zend_Text_Figlet */

    26 require_once 'Zend/Text/Figlet.php';

    27 

    28 /**

    29  * Captcha based on figlet text rendering service

    30  *

    31  * Note that this engine seems not to like numbers

    32  *

    33  * @category   Zend

    34  * @package    Zend_Captcha

    35  * @subpackage Adapter

    36  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    37  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    38  * @version    $Id: Figlet.php 20096 2010-01-06 02:05:09Z bkarwin $

    39  */

    40 class Zend_Captcha_Figlet extends Zend_Captcha_Word

    41 {

    42     /**

    43      * Figlet text renderer

    44      *

    45      * @var Zend_Text_Figlet

    46      */

    47     protected $_figlet;

    48 

    49     /**

    50      * Constructor

    51      *

    52      * @param  null|string|array|Zend_Config $options

    53      * @return void

    54      */

    55     public function __construct($options = null)

    56     {

    57         parent::__construct($options);

    58         $this->_figlet = new Zend_Text_Figlet($options);

    59     }

    60 

    61     /**

    62      * Generate new captcha

    63      *

    64      * @return string

    65      */

    66     public function generate()

    67     {

    68         $this->_useNumbers = false;

    69         return parent::generate();

    70     }

    71 

    72     /**

    73      * Display the captcha

    74      *

    75      * @param Zend_View_Interface $view

    76      * @param mixed $element

    77      * @return string

    78      */

    79     public function render(Zend_View_Interface $view = null, $element = null)

    80     {

    81         return '<pre>'

    82              . $this->_figlet->render($this->getWord())

    83              . "</pre>\n";

    84     }

    85 }